Side by side

Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsBremont ALT1-C

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

OSAR-D (Original SAR with Date) Automatic 46mm
MarathonOSAR-D (Original SAR with Date) Automatic 46mm
MSRP $2,500
ALT1-C
BremontALT1-C
MSRP $6,150

At a glance

9 of 29 specs differ
Diameter
OSAR-D (Original SAR with Date) Automatic 46mm46mm
ALT1-C43mm
Power Reserve
OSAR-D (Original SAR with Date) Automatic 46mm40h
ALT1-C40h
Water Resistance
OSAR-D (Original SAR with Date) Automatic 46mm300m
ALT1-C100m
MSRP
OSAR-D (Original SAR with Date) Automatic 46mm$2,500
ALT1-C$6,150

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
46mm
43mm
Thickness
13mm
16mm
Lug-to-Lug
43.5mm
Lug Width
18mm
22mm
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Black
Regular length (15cm - 19cm wrist size)

Movement

1 specs
Caliber
Sellita SW220-1
BE-50AE

Pricing

1 specs
MSRP
$2,500
$6,150

Follow this matchup

Get a note when Marathon OSAR-D (Original SAR with Date) Automatic 46mm vs Bremont ALT1-C gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Marathon OSAR-D (Original SAR with Date) Automatic 46mm

The Marathon OSAR-D (Original SAR with Date) Automatic 46mm is widely regarded as a rugged and legible timepiece, featuring a familiar geometric dial with MaraGlo lume and a white dial with applied hour markers that enhance legibility. Owners and reviewers note its 300-meter water resistance and the reliable Swiss-made Sellita SW200-1 automatic movement with improved shock protection. The watch is described as large, thick, and heavy, with some owners finding it comfortable on the wrist while others note its substantial presence, particularly at a table. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 46mm for its rugged build and excellent legibility.

Bremont ALT1-C

Owners widely praise the Bremont ALT1-C for its flawless brushed case finish, attractive cream dial with excellent contrast from anthracite sub-dials, and comfortable, balanced wearability. The watch features a well-finished strap and a movement that is a joy to wind, with precise chronograph operation. Reviewers note refined feuille hands and polished Arabic numerals with a golden tinge, balancing ruggedness with elegance. The Bremont ALT1-C averages +3 seconds per day, though one reviewer flags its 16mm height as less than ideal for under-cuff wear and describes the date window as narrow. The modified Valjoux 7750 movement's rotor spin is noticeable. Overall, owners rate the Bremont ALT1-C highly for its refined aesthetics and enjoyable user experience.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.